Question

Completeness theorem for second-order logic in the language $\{\}$

score 255 · Answer 1 · 2016-05-26 13:45:28

255

Views

Completeness theorem for second-order logic in the language $\{\}$

Published on 26 May 2016 - 13:45

score 282 · Answer 2 · 2026-02-23 08:30:36

282

Views

Changing Hilbert-style axioms

Published on 23 Feb 2026 - 8:30

score 453 · Answer 3 · 2016-06-06 03:57:18

453

Views

A question regarding contrapositive for implications

Published on 06 Jun 2016 - 3:57

score 2.9k · Answer 4 · 2026-03-25 17:37:53

2.9k

Views

natural deduction: introduction of universal quantifier and elimination of existential quantifier explained

Published on 25 Mar 2026 - 17:37

score 915 · Answer 5 · 2026-03-25 17:45:36

915

Views

Calculus of Natural Deduction That Works for Empty Structures

Published on 25 Mar 2026 - 17:45

score 283 · Answer 6 · 2016-06-12 16:15:59

283

Views

easy proof of the completeness theorem

Published on 12 Jun 2016 - 16:15

score 3.5k · Answer 7 · 2016-06-18 02:16:48

3.5k

Views

Is a proof also "evidence"?

Published on 18 Jun 2016 - 2:16

score 835 · Answer 8 · 2026-02-23 04:38:27

835

Views

What is the intuition behind the negative exponential '?' in linear logic?

Published on 23 Feb 2026 - 4:38

score 364 · Answer 9 · 2026-03-28 02:04:55

364

Views

Natural Deducion: assumptions can be used more than once?

Published on 28 Mar 2026 - 2:04

score 355 · Answer 10 · 2026-02-23 15:13:14

355

Views

Basic: Sequent definition, and-introduction, and iff

Published on 23 Feb 2026 - 15:13

score 109 · Answer 11 · 2016-06-30 21:22:30

109

Views

Non model-theoretic, constructive proof that it is valid to introduce new unique constants in a first order theory with equality

Published on 30 Jun 2016 - 21:22

score 14.5k · Answer 12 · 2026-03-25 12:13:44

14.5k

Views

Tricks for Constructing Hilbert-Style Proofs

Published on 25 Mar 2026 - 12:13

score 672 · Answer 13 · 2013-05-20 15:17:17

672

Views

Can the nonexistence of a constructive proof be proven when an existential proof exists?

Published on 20 May 2013 - 15:17

score 602 · Answer 14 · 2013-05-25 09:55:11

602

Views

Prove by Hilbert deduction: $\vdash _{HFOL} \forall x (\neg(A \to \neg B))\to \neg(\forall xA \to \neg(\forall xB))$

Published on 25 May 2013 - 9:55

score 151 · Answer 15 · 2026-03-25 13:33:21

151

Views

Success of Hilbert's Axioms

Published on 25 Mar 2026 - 13:33

List Question

Completeness theorem for second-order logic in the language $\{\}$

Changing Hilbert-style axioms

A question regarding contrapositive for implications

natural deduction: introduction of universal quantifier and elimination of existential quantifier explained

Calculus of Natural Deduction That Works for Empty Structures

easy proof of the completeness theorem

Is a proof also "evidence"?

What is the intuition behind the negative exponential '?' in linear logic?

Natural Deducion: assumptions can be used more than once?

Basic: Sequent definition, and-introduction, and iff

Non model-theoretic, constructive proof that it is valid to introduce new unique constants in a first order theory with equality

Tricks for Constructing Hilbert-Style Proofs

Can the nonexistence of a constructive proof be proven when an existential proof exists?

Prove by Hilbert deduction: $\vdash _{HFOL} \forall x (\neg(A \to \neg B))\to \neg(\forall xA \to \neg(\forall xB))$

Success of Hilbert's Axioms

Trending Questions

Popular # Hahtags

Popular Questions